Adapter Compatibility Battery: This power wheel adapter is perfectly compatible with Makita 18V LXT Lithium-Ion batteries, including models BL1850B, BL1860B, BL1830B, BL1840B, BL1820B, and other similar 18V batteries. The adapter is well-designed for a snug fit, making it easy to install and remove. Wire Harness Connector Compatible: This 18V battery connector is designed to work with Peg-Perego 12-volt power wheel toys. The wire harness safely connects to standard Peg-Perego 12-volt SLA and lithium battery-powered ride-on toys. Two Upgrades for Safety: The power wheel converter features 12 AWG thick copper wiring and a 40A fuse for enhanced conductivity and safety. The heavy-gauge wire supports high current flow, ensuring safe operation. The included fuse holder helps protect against transient overcurrent, preventing damage to the battery and connected equipment. Widely Applicable: This battery adapter allows you to upgrade your power wheel toy car without modifying the existing circuitry. It is also suitable for use in RC toys, robotics, and various DIY projects. Important Note: This adapter is not a charger. It delivers power directly from your battery. When not in use for extended periods, remove the battery from the adapter. Color: As shown in photo Material: ABS Package Contents: 1 x Power wheel adapter 2 x Fuse 2 x Screws (random colors, no specific color guaranteed) Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3 cm.